A potentiometer wire of length 2 m has resistance of 10 ohm. It is connected in series with cell of e.m.f. 4 V and internal resistance 6 ohm. Calculate potential gradient. Find the length of potentiometer wire to balance the cell of e.m.f. 1 V. 6.Q H 1 B A 4V R=1002 L=2m

A potentiometer wire of length 2 m has resistance of 10 ohm. It is connected in series with cell of e.m.f. 4 V and internal resistance 6 ohm. Calculate potential gradient. Find the length of potentiometer wire to balance the cell of e.m.f. 1 V. 6.Q H 1 B A 4V R=1002 L=2m

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Question

A potentiometer wire of length 2 m has
resistance of 10 ohm. It is connected in series
with cell of e.m.f. 4 V and internal resistance 6
ohm. Calculate potential gradient. Find the
length of potentiometer wire to balance the
cell of e.m.f. 1 V.
6Q
HH
4V
R=100
L=2m

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